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Finding the Fourth Proportional to 504.16, 751.29 and 499.91

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Solution

The fourth proportional to 504.16, 751.29 and 499.91 is: 744.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.16 : 751.29 = 499.91 : x
  2. Step 2: Convert to fraction form
    504.16/751.29 = 499.91/x
  3. Step 3: Cross multiply
    504.16x = 751.29 × 499.91
  4. Step 4: Simplify right side
    504.16x = 375,574.56
  5. Step 5: Solve for x
    x = 375,574.56/504.16
  6. Step 6: Final answer
    x = 744.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.